# Filters added to this controller apply to all controllers in the application.
# Likewise, all the methods added will be available for all controllers.

class ApplicationController < ActionController::Base
  helper :all # include all helpers, all the time

  # See ActionController::RequestForgeryProtection for details
  # Uncomment the :secret if you're not using the cookie session store
  protect_from_forgery # :secret => '25d6e6ca39e18393551c54a2c97a2a41'
  
  # See ActionController::Base for details 
  # Uncomment this to filter the contents of submitted sensitive data parameters
  # from your application log (in this case, all fields with names like "password"). 
  # filter_parameter_logging :password
    #判断是否已经登录
  def is_login
    if !session[:user_id]
      session[:before_login]=request.request_uri
      redirect_to :controller => "user", :action => "login"
    end
  end
end
